Allow listeners to fetch current notifications by key.

Bug: 16574195
Change-Id: I269dbcc7fc8912d84229f6a3d950b0015625ae7a
diff --git a/core/java/android/app/INotificationManager.aidl b/core/java/android/app/INotificationManager.aidl
index 2b97c6b..07e9a94 100644
--- a/core/java/android/app/INotificationManager.aidl
+++ b/core/java/android/app/INotificationManager.aidl
@@ -58,7 +58,7 @@
     void cancelNotificationFromListener(in INotificationListener token, String pkg, String tag, int id);
     void cancelNotificationsFromListener(in INotificationListener token, in String[] keys);
 
-    ParceledListSlice getActiveNotificationsFromListener(in INotificationListener token);
+    ParceledListSlice getActiveNotificationsFromListener(in INotificationListener token, in String[] keys);
     void requestHintsFromListener(in INotificationListener token, int hints);
     int getHintsFromListener(in INotificationListener token);
 
@@ -71,4 +71,4 @@
     oneway void setZenModeCondition(in Condition condition);
     oneway void setAutomaticZenModeConditions(in Uri[] conditionIds);
     Condition[] getAutomaticZenModeConditions();
-}
\ No newline at end of file
+}